Gaya APA
International, G.
(1988).
Lands and peoples = negara dan bangsa (4)
(
1st ed.)
.
Jakarta:
Grolier International.
Gaya MLA
International, Grolier.
"Lands and peoples = negara dan bangsa (4)".
1st ed.
Jakarta:
Grolier International,
1988.
Text.